What is the current water temperature in Fukuoka?

Q: What is the current water temperature in Fukuoka?

As of now, in Fukuoka, the water temperature is 15.97°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

Japan > Fukuoka

Water temperature in Fukuoka

Detailed information about the current water temperature in Fukuoka. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

60.7

°F

December 27, 19:13

Trend:

decreasing

Yesterday:

60.9°F

Tomorrow:

60.4°F

Sunrise:

07:21

Sunset:

17:17

Day Length:

9 h. 56 min.

Fukuoka in January

Minimum:

57.5°F

Average:

59.3°F

Maximum:

61.6°F

Sea water temperature in Fukuoka today

As of now, in Fukuoka, the water temperature is 60.7°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 61.6°F on 2016, while the historical minimum was 58.7°F on 2022.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 60.1°F, the minimum temperature may reach 59.7°F, and the maximum might stay at 60.4°F.

Daily water temperature in Fukuoka

Date	Current Year actual* / forecast**	last year	10 years average
Jan 1	60.0°F	58.0°F	59.3°F
Jan 2	59.8°F	57.9°F	59.2°F
Jan 3	59.7°F	57.8°F	59.1°F
Dec 13	62.6°F	62.7°F	62.7°F
Dec 14	62.7°F	62.9°F	62.7°F
Dec 15	62.6°F	62.9°F	62.6°F
Dec 16	62.4°F	62.9°F	62.5°F
Dec 17	62.3°F	62.7°F	62.4°F
Dec 18	61.8°F	62.6°F	62.2°F
Dec 19	61.2°F	62.0°F	62.0°F
Dec 20	61.3°F	61.9°F	61.8°F
Dec 21	61.4°F	61.6°F	61.7°F
Dec 22	61.0°F	61.5°F	61.4°F
Dec 23	60.9°F	61.0°F	61.2°F
Dec 24	60.7°F	60.6°F	60.9°F
Dec 25	60.7°F	59.7°F	60.7°F
Dec 26	60.9°F	59.5°F	60.5°F
Dec 27	60.7°F	59.5°F	60.1°F
Dec 28	60.4°F	59.5°F	59.8°F
Dec 29	60.4°F	59.5°F	59.8°F
Dec 30	60.4°F	59.5°F	59.8°F
Dec 31	60.2°F	58.9°F	59.6°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Fukuoka by month

In Fukuoka, the months July through September offer comfortable swimming conditions, which amounts to 110 swimming days.

The warmest water in Fukuoka was recorded on August 4, 2024, reaching a 88.2°F. While the coldest temperature occurred on March 10, 2025, dipping to 51.7°F. The average readings by season are 58.5°F in Winter, 60.1°F in Spring, 77.5°F in Summer, and 73.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kitakyushu	59.6°F	30mi
Shimonoseki	59.8°F	39mi
Kumamoto	59.1°F	57mi
Nagasaki	62.9°F	66mi

* current water temperature in this city

** straight line distance from Fukuoka